The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2019
Filed:
Jul. 21, 2016
Applicant:
Mitsubishi Gas Chemical Company, Inc., Chiyoda-ku, JP;
Inventors:
Assignee:
Mitsubishi Gas Chemical Company, Inc., Chiyoda-ku, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/43 (2006.01); C07C 51/265 (2006.01); C07C 51/487 (2006.01); C07C 63/26 (2006.01);
U.S. Cl.
CPC ...
C07C 51/43 (2013.01); C07C 51/265 (2013.01); C07C 51/487 (2013.01); C07C 63/26 (2013.01);
Abstract
A method for producing high-purity terephthalic acid, comprising following steps (a) to (c):